Two info buttons, (3) and (4), at the right side allows to insert preconfigured information.
While a Fixup may use various types of resources, the only resource that can be used in a Check is another Check.
Such resources can be used in "Include other check" and most of the "Context aware object detection" (Sifter) Check properties.
This opens a new dialogue that lets users pick a previously configured Check.
As an alternative, "Insert base Check..." might also be used which lets you configure one Check on the fly.
Everything that is specific to this particular Check property is in the conditions array (1).
All other parameters represent something that is common to all Checks, basically what is on the left hand side of the Check editor (2). This is the name, the comment etc. E.g. the parameter "Fire if any condition is met" would be reflected by
"condition_logic" : "or"
In this example, there only is the conditions array. In that case, the name, comment etc. are taken from the left hand settings of the Check.
This Check now may also be combined with other conditions, by "loading" them from the Property list.
Users may want to find out about the proper values for a Check that uses a Pop up, e.g. for "Sequential page number" that may have various operator values, like shown below.
Here the "Open list of all base Checks" option comes into play.
It opens a list of all existing Check properties in your web browser. Considering our example, search for "Sequential page number":